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EP0545699
European procedure
Extract from the Register of European Patents
EP About this file: EP0545699
| EP0545699 - Optical coatings having a plurality of prescribed properties and methods of fabricating same [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 19.12.1996 Database last updated on 22.08.2024 | Most recent event Tooltip | 07.12.2007 | Lapse of the patent in a contracting state New state(s): NL | published on 09.01.2008 [2008/02] | Applicant(s) | For all designated states Hughes Aircraft Company 7200 Hughes Terrace, P.O. Box 80028 Los Angeles California 90080-0028 / US | [N/P] |
| Former [1993/23] | For all designated states Hughes Aircraft Company 7200 Hughes Terrace, P.O. Box 80028 Los Angeles, California 90080-0028 / US | Inventor(s) | 01 /
Siebert, Edward T. 65 Route 39 New Fairfield, CT 06812 / US | [1993/23] | Representative(s) | Colgan, Stephen James CARPMAELS & RANSFORD 43 Bloomsbury Square London WC1A 2RA / GB | [N/P] |
| Former [1993/23] | Colgan, Stephen James CARPMAELS & RANSFORD 43 Bloomsbury Square London WC1A 2RA / GB | Application number, filing date | 92311021.7 | 03.12.1992 | [1993/23] | Priority number, date | US19910804866 | 06.12.1991 Original published format: US 804866 | [1993/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0545699 | Date: | 09.06.1993 | Language: | EN | [1993/23] | Type: | B1 Patent specification | No.: | EP0545699 | Date: | 07.02.1996 | [1996/06] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 17.03.1993 | Classification | IPC: | C23C14/54, G02B1/10 | [1993/23] | CPC: |
C23C14/548 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1993/23] | Title | German: | Optische Beschichtungen mit einer Mehrzahl vorgegebener Eigenschaften sowie Verfahren zu deren Herstellung | [1993/23] | English: | Optical coatings having a plurality of prescribed properties and methods of fabricating same | [1993/23] | French: | Revêtements optiques ayant plusieurs propriétés prédéterminées et méthodes pour les fabriquer | [1993/23] | Examination procedure | 19.11.1993 | Examination requested [1994/03] | 23.11.1994 | Despatch of a communication from the examining division (Time limit: M04) | 16.02.1995 | Reply to a communication from the examining division | 07.04.1995 | Despatch of communication of intention to grant (Approval: Yes) | 02.08.1995 | Communication of intention to grant the patent | 18.09.1995 | Fee for grant paid | 18.09.1995 | Fee for publishing/printing paid | Opposition(s) | 08.11.1996 | No opposition filed within time limit [1997/06] | Fees paid | Renewal fee | 14.11.1994 | Renewal fee patent year 03 | 16.11.1995 | Renewal fee patent year 04 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | IT | 07.02.1996 | NL | 07.02.1996 | DE | 08.05.1996 | [2003/07] |
| Former [1999/42] | IT | 07.02.1996 | |
| DE | 08.05.1996 | ||
| Former [1996/44] | DE | 08.05.1996 | Documents cited: | Search | [X]JP63273205 ; | [A]US4837044 (MURARKA NARAYAN P [US], et al); | [XP]EP0497499 (OPTICAL COATING LABORATORY INC [US]) | [X] - PATENT ABSTRACTS OF JAPAN vol. 13, no. 91 (P-837)3 March 1989 & JP-A-63 273 205 ( SANKYO SEIKI ) 10 November 1988, & JP63273205 A 19881110 | [Y] - APPLIED PHYSICS LETTERS. vol. 58, no. 22, 3 June 1991, NEW YORK US pages 2497 - 2499 MARTIN ET AL. 'In situ stress measurements of ion-assisted MgF2 and SiOx thin films.' |